Leslie Halleck

Leslie F. Halleck

Certified Professional Horticulturist

Leslie F. Halleck is a Certified Professional Horticulturist (ASHS) who has spent her 30-year career hybridizing horticulture science with home gardening consumer needs. Halleck earned a BS in Biology/Botany from the University of North Texas and an MS in Horticulture from Michigan State University. Halleck’s professional experience is well rounded, with time spent in botanical field research, public gardens, landscape design and maintenance, garden writing, garden center retail, and horticulture and green industry consulting. For the last decade Halleck has devoted herself full-time to running her company, Halleck Horticultural, LLC, a horticulture industry consulting and marketing agency. Halleck also coaches horticulture industry business owners, from larger established businesses to brand new Plantrepreneurs.  Halleck’s previous positions include Director of Horticulture Research at the Dallas Arboretum and General Manager for North Haven Gardens (IGC) in Dallas, Texas. Halleck is a regular feature on the professional speaking and industry publication circuit, but she also continues to offer up common-sense gardening advice and hands-on learning to home gardeners via her Plantgeek Chic blog, public workshops, and consumer publications. During her career, Halleck has written hundreds of articles for local, regional, and national publications, as well as taught countless gardening programs for the home houseplant keeper, indoor grower, flower gardener, edible enthusiast, and backyard farmer. Halleck is the author of "Gardening Under Lights: The Complete Guide for Indoor Growers" (2018) and "Plant Parenting: Easy Ways to Make More Houseplants, Vegetables, and Flowers" (2019), and "Tiny Plants: Discover the joys of growing and collecting itty bitty houseplants" (2021). 


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